Company Filing History:

18 out of 16,338

E.i. Dupont De Nemours and Company

Geneprint Corporation

patents

where one patent can have more than one assignee

Years Active: 1977-1997

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21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5696287 - Process for making aqueous betaine solutions (1997-12-09),

2. 5684191 - Process for the combined synthesis of betaine and choline chloride (1997-11-04),

3. 5679864 - Process for the synthesis of curcumin-related compounds (1997-10-21),

4. 5374743 - Process for the synthesis of lactide or glycolide from lactic acid or (1994-12-20),

5. 5278256 - Rapidly degradable poly (hydroxyacid) compositions (1994-01-11),

6. 5179232 - Process for solubilizing formaldehyde oligomers (1993-01-12),

7. 5138074 - Continuous catalyzed vapor phase dimeric cyclic ester process (1992-08-11),

8. 5110954 - Dehydrogenation of diols (1992-05-05),

9. 5110868 - Biodegradable compositions for controlled release of chemical agents (1992-05-05),

10. 4986353 - Placement process for oil field chemicals (1991-01-22),

11. 4985180 - Process for preparing phenyl esters of substituted acids (1991-01-15),

12. 4853485 - Method for producing monomethylformamide and dimethylformamide (1989-08-01),

13. 4727163 - Process for preparing highly pure cyclic esters (1988-02-23),

14. 4715967 - Composition and method for temporarily reducing permeability of (1987-12-29),

15. 4543424 - Process for preparing substituted formamides (1985-09-24),

Title: The Innovative Journey of Harold E Bellis

Introduction: Harold E Bellis, a pioneering inventor hailing from Wilmington, DE, has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents: Harold E Bellis holds several patents in various fields, including telecommunications, renewable energy, and medical devices. His most recent patent focuses on a revolutionary method for enhancing solar panel efficiency.

Career Highlights: With a career spanning over three decades, Harold E Bellis has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing innovative solutions. His work has not only revolutionized industries but has also improved the quality of life for many individuals around the globe.

Collaborations: Throughout his career, Harold E Bellis has collaborated with leading research institutions, universities, and technology companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects.

Conclusion: In conclusion, Harold E Bellis's relentless pursuit of innovation and his passion for creating solutions to complex problems have solidified his position as a respected inventor in the industry. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible.

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